Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11265645 | Acoustic chambers damped with side-branch resonators, and related systems and methods | Peter M. Pavlov, Duy P. Le | 2022-03-01 |
| 10652644 | Ear tip designed to enable in-ear detect with pressure change in acoustic volume | Duy P. Le, Sean S. Corbin, Robert Boyd | 2020-05-12 |
| 10085080 | Earphone assemblies with multiple subassembly housings | Robert Boyd, Carlos M. Santana, Vijay Karthik Koneru | 2018-09-25 |
| 10063962 | Vented acoustic enclosures and related systems | — | 2018-08-28 |
| 9219957 | Sound pressure level limiting | Eran Schul, Douglas K. Hogue, Alan R. Olson | 2015-12-22 |
| 9173045 | Headphone response optimization | Douglas K. Hogue, Alan R. Olson | 2015-10-27 |
| 9137609 | Earphone device with impedance correction unit | Douglas K. Hogue | 2015-09-15 |
| 9071906 | Wireless audio player and speaker system | Douglas K. Hogue, Al Olson | 2015-06-30 |
| 8315419 | Sound producing system | Allen T. Graff, Robert Preston Parker | 2012-11-20 |
| D324522 | Loudspeaker | Robert A. Dizack | 1992-03-10 |